package com.changgou.oauth.controller;

import com.changgou.entity.Result;
import com.changgou.entity.StatusCode;
import com.changgou.oauth.service.AuthService;
import com.changgou.oauth.util.AuthToken;
import com.changgou.oauth.util.CookieUtil;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletResponse;

@Controller
//@CrossOrigin
@RequestMapping("/oauth")
public class AuthController {
	@Autowired
	private AuthService authService;

	@Value("${auth.clientId}")
	private String clientId;

	@Value("${auth.clientSecret}")
	private String clientSecret;

	@Value("${auth.cookieDomain}")
	private String cookieDomain;

	@Value("${auth.cookieMaxAge}")
	private int cookieMaxAge;


	@RequestMapping("/toLogin")
	public String toLogin(@RequestParam(value = "FROM",required = false,defaultValue = "") String from, Model model){
		model.addAttribute("from",from);
		return "login";
	}
	@RequestMapping("/login")
	@ResponseBody
	public Result login(String username, String password){
		if (StringUtils.isEmpty(username)){
			throw new RuntimeException("用户名不存在");
		}
		if (StringUtils.isEmpty(password)){
			throw new RuntimeException("密码不存在");
		}
		AuthToken authToken = authService.login(username,password,clientId,clientSecret);
		this.saveJtiToCookie(authToken.getJti());
		return new Result(true, StatusCode.OK,"登录成功");
	}
	private void saveJtiToCookie(String jti) {
		HttpServletResponse response = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getResponse();
		CookieUtil.addCookie(response,cookieDomain,"/","uid",jti,cookieMaxAge,false);

	}
}
